freeCodeCamp/curriculum/challenges/english/08-coding-interview-prep/project-euler/problem-78-coin-partitions....

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---
id: 5900f3ba1000cf542c50fecd
challengeType: 5
title: 'Problem 78: Coin partitions'
---
## Description
<section id='description'>
Let p(n) represent the number of different ways in which n coins can be separated into piles. For example, five coins can be separated into piles in exactly seven different ways, so p(5)=7.
OOOOO
OOOO   O
OOO   OO
OOO   O   O
OO   OO   O
OO   O   O   O
O   O   O   O   O
Find the least value of n for which p(n) is divisible by one million.
</section>
## Instructions
<section id='instructions'>
</section>
## Tests
<section id='tests'>
```yml
tests:
- text: <code>euler78()</code> should return 55374.
testString: assert.strictEqual(euler78(), 55374, '<code>euler78()</code> should return 55374.');
```
</section>
## Challenge Seed
<section id='challengeSeed'>
<div id='js-seed'>
```js
function euler78() {
// Good luck!
return true;
}
euler78();
```
</div>
</section>
## Solution
<section id='solution'>
```js
// solution required
```
</section>